我有一个带有A列的数据框，如下所示：
Column A
Carrefour supermarket
Carrefour hypermarket
Carrefour
carrefour
Carrfour downtown
Carrfor market
Lulu
Lulu Hyper
Lulu dxb
lulu airport
k.m trading
KM Trading
KM trade
K.M. Trading
KM.Trading
我想从下面的“ A列”中得出：
Column A
Carrefour
Carrefour
Carrefour
Carrefour
Carrefour
Carrefour
Lulu
Lulu
Lulu
Lulu
KM Trading
KM Trading
KM Trading
KM Trading
KM Trading
为此，我编写如下代码：
MERCHANT_NAME_DICT = {"lulu": "Lulu", "carrefour": "Carrefour", "km": "KM Trading"}
def replace_merchant_name(row):
"""Provided a long merchant name replace it with short name."""
processed_row = re.sub(r'\s+|\.', '', row.lower()).strip() …